GB1254993A - Method of producing moulded articles - Google Patents

Method of producing moulded articles

Info

Publication number
GB1254993A
GB1254993A GB2270/70A GB227070A GB1254993A GB 1254993 A GB1254993 A GB 1254993A GB 2270/70 A GB2270/70 A GB 2270/70A GB 227070 A GB227070 A GB 227070A GB 1254993 A GB1254993 A GB 1254993A
Authority
GB
United Kingdom
Prior art keywords
mould
foaming
jan
articles
polyurethane
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB2270/70A
Other languages
English (en)
Inventor
Jacques Regnault
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Naphtachimie SA
Original Assignee
Naphtachimie SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Naphtachimie SA filed Critical Naphtachimie SA
Publication of GB1254993A publication Critical patent/GB1254993A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/34—Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/16—Catalysts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4829—Polyethers containing at least three hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0033—Foam properties having integral skins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
GB2270/70A 1969-01-17 1970-01-16 Method of producing moulded articles Expired GB1254993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6900712A FR2031632A5 (es) 1969-01-17 1969-01-17

Publications (1)

Publication Number Publication Date
GB1254993A true GB1254993A (en) 1971-11-24

Family

ID=9027914

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2270/70A Expired GB1254993A (en) 1969-01-17 1970-01-16 Method of producing moulded articles

Country Status (7)

Country Link
BE (1) BE744516A (es)
DE (1) DE2001676A1 (es)
ES (1) ES375436A1 (es)
FR (1) FR2031632A5 (es)
GB (1) GB1254993A (es)
LU (1) LU60188A1 (es)
NL (1) NL7000619A (es)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987005650A1 (en) * 1986-03-20 1987-09-24 Vacutek Holdings Pty. Ltd. A panel and method of forming same
WO1990001598A1 (en) * 1988-08-03 1990-02-22 Lightweight Composites Pty. Ltd. Improved building systems

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3113690A1 (de) * 1981-04-04 1982-10-28 Elastogran GmbH, 2844 Lemförde "verfahren zur herstellung von geschlossenzelligen polyurethan-formteilen mit einer verdichteten randzone"

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987005650A1 (en) * 1986-03-20 1987-09-24 Vacutek Holdings Pty. Ltd. A panel and method of forming same
WO1990001598A1 (en) * 1988-08-03 1990-02-22 Lightweight Composites Pty. Ltd. Improved building systems

Also Published As

Publication number Publication date
DE2001676A1 (de) 1970-10-22
ES375436A1 (es) 1972-10-16
NL7000619A (es) 1970-07-21
LU60188A1 (es) 1970-03-16
FR2031632A5 (es) 1970-11-20
BE744516A (fr) 1970-07-16

Similar Documents

Publication Publication Date Title
ES433147A1 (es) Procedimiento para la obtencion de materiales espumados conpropiedades auto-desmoldeadoras.
ES431865A1 (es) Procedimiento para la obtencion de materiales espumados a base poliisocianatos.
ES441876A1 (es) Procedimiento para la formacion de un articulo compuesto de tapiceria a base de material sintetico.
JPS5525367A (en) Method of fabricating polyurethane molded product with skin
GB1240649A (en) Polyurethane foams having increased density and process therefor
AU632826B2 (en) Process for the production of polyurethane foam
GB1321341A (en) Process for preparing moulded olefin polymer foam
DE3760786D1 (en) Method of producing moulded polyurethane foam upholstery comprising several zones of different flexibility, and upholstery obtained
GB1254993A (en) Method of producing moulded articles
JPS5623097A (en) Diaphragm for speaker and its production
ES403654A1 (es) Procedimiento para la obtencion de plasticos celulares blandos, elasticos, combinados.
ES396646A1 (es) Procedimiento para la obtencion de un material espumado de poliuretano coloreado.
GB1197874A (en) Process for the production of Rigid Polyurethane Foam Articles with a Substantially Non-Porous Surface Film
ES399981A1 (es) Un procedimiento de fabricacion de articulos de acolchados moldeados.
GB1311807A (en) Process for the production of a moulded part of a hard foam
GB1247911A (en) Process for the production of cellular articles
JPS5217598A (en) Process for producing flame-resisting polyurethane foams
GB1508468A (en) Apparatus for the continuous manufacture of expanded cellular material blocks of a circular cross-section
GB1293833A (en) Process for the production of polyurethane moldings
JPS5221098A (en) Improved process for producing polyurethane foam
JPS56161125A (en) Integral forming method of polyurethane foam product with surface member
BE786847Q (en) Injection mould of foam plastics
JPS54102363A (en) Preparation of foamed vinyl chloride resin
GB1182104A (en) Production of Moulded Articles from Polyurethane
ES8507584A1 (es) Un metodo para fabricar una espuma de baja densidad a partir de una resina de poliester.